#coding:utf-8


import  tensorflow  as tf


x=tf.placeholder(tf.float32)
y=tf.placeholder(tf.float32)


add=tf.add(x,y)
mul=tf.multiply(x,y)

with tf.Session() as sess:
    print(sess.run(add,feed_dict={x:123.1,y:90.1}))
    print(sess.run(mul,feed_dict={x:12.0,y:12.0}))